diff --git a/Lib/test/test_tempfile.py b/Lib/test/test_tempfile.py
index 09d30abed1b..1ea0d003b0c 100644
--- a/Lib/test/test_tempfile.py
+++ b/Lib/test/test_tempfile.py
@@ -156,7 +156,7 @@ class test__RandomNameSequence(TC):
 
         dict = {}
         r = self.r
-        for i in xrange(1000):
+        for i in xrange(100):
             s = r.next()
             self.nameCheck(s, '', '', '')
             self.failIf(s in dict)